1 . 我发现所有学生的注意力都集中在那张图片上了，没人在听我讲课。这让我很恼火。

I found all my students’ attention ________ on the picture and no one paid any attention to me, ________ upset me greatly.

2 . 我痴迷于篮球，并且打得相当好，这或许就是我们上次比赛失利时我如此生气的原因。(定语从句和表语从句)
I’m crazy about basketball, and pretty good at it too, ________________ when we lost our last match.

5 . The Lantern Festival falls on the fifteenth day of the first lunar month. It marks the end of the Chinese New Year celebrations. (同义句转换)
= The Lantern Festival falls on the fifteenth day of the first lunar month, ________ marks the end of the Chinese New Year celebrations.

6 . 他出名的是他在法国读书期间写给一位女孩的那些诗。(be famous for用定语从句)
__________________when he was studying in France.

7 . 受到启发，他成立了自己的第一个虚拟合唱团，在互联网上获得了数百万的浏览量。
______, he set up his first virtual choir, ______ has received millions of views on the Internet.

8 . Beijing,________ , is attractive to many tourists all over the world.
北京，以中国的首都而闻名，吸引着世界各地的许多游客。

10 . 与音乐和绘画这些艺术形式相比，广受欢迎的电影的历史相对短一些。
________ _______ such art forms as music and paintings, film,_______enjoys great popularity, has a much shorter history.